Can Carnival / Polka Dot Freshwater Crab live with Common Pleco?

Not recommended

Why

Side-by-side

Carnival / Polka Dot Freshwater CrabCommon Pleco
Temperature75–82°F72–82°F
pH7.5–86–8
Hardness (GH)8–15 dGH5–20 dGH
Adult size1.5"24"
TemperamentPeacefulPeaceful
Min tank10 gal150 gal

Together, plan on at least 150 gallons.

Compatible alternatives

Instead of Carnival / Polka Dot Freshwater Crab (to keep Common Pleco):

Instead of Common Pleco (to keep Carnival / Polka Dot Freshwater Crab):

Design the whole tank, not just the stocking

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Design a tank with Carnival / Polka Dot Freshwater Crab, Common Pleco →

Everything compatible with Carnival / Polka Dot Freshwater Crab · …with Common Pleco

Related pairings

Carnival / Polka Dot Freshwater Crab + Neon TetraCarnival / Polka Dot Freshwater Crab + Cherry ShrimpCarnival / Polka Dot Freshwater Crab + AngelfishCarnival / Polka Dot Freshwater Crab + Nerite SnailCarnival / Polka Dot Freshwater Crab + Amano ShrimpCarnival / Polka Dot Freshwater Crab + Harlequin Rasbora